Hughes, A. G., & Hughes, E. H. Learning and teaching: An introduction to psychology and education.
Čikaški stil citiranja (17. izdanje)Hughes, Arthur George, i Ethel Hilda Hughes. Learning and Teaching: An Introduction to Psychology and Education.
MLA način citiranja (8. izdanje)Hughes, Arthur George, i Ethel Hilda Hughes. Learning and Teaching: An Introduction to Psychology and Education.
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